Patent · US Active

Engine case

US8534257B2 · kind B2 · utility

3Cited by
0References
12Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 30, 2010
Grant dateSep 17, 2013
Priority date
Expiry dateNov 11, 2031

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01M11/02
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An engine case includes: a crank chamber (2R) of an engine (1); a clutch chamber (30R) having a wet clutch (30) connected to an output shaft (2) protruding from the crank chamber (2R); a partition wall (10) keeping the crank and clutch chambers separated and connecting the crank and clutch chambers; an oil inlet (11) for introducing engine oil; an oil feeding passage (11R) which is configured to allow the engine oil introduced from the oil inlet (11) to first enter the clutch chamber (30R) separated by the partition wall (10); and an inflow part (10h) which is formed in the partition wall (10) and configured to allow an excess amount of the introduced engine oil over a predetermined amount to flow into the crank chamber (2R).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.